copper-waste rock 含铜废石
copper waste liquid 含铜蚀刻废液
copper industries waste 炼铜工业废物
waste copper ore 废弃铜矿
waste copper mud 废铜泥
Technological methods and processes for the preparation of commercial copper sulfate and sponge copper with the high concentration copper waste solution are introduced.
介绍应用高质量浓度含铜废液制取工业硫酸铜与海绵铜的工艺方法和流程。
The materials from e-waste include iron, copper, gold, silver and aluminum.
电子垃圾中的材料包括铁、铜、金、银和铝。
The materials from e-waste include iron, copper, gold, silver, and aluminum materials that could be reused, resold, salvaged, or recycled.
电子垃圾中的材料包括铁、铜、金、银和铝，这些材料可以被重复利用、转售、废物利用或回收。
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